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Example code of rhubarbphp/module-csrfprotection

Informations about the package module-csrfprotection

Module.CsrfProtection

Provides a mechanism for CSRF protection

Usage

Simply require the module using composer:

There are two types of validation provided

Header validation

Simply call the validateHeaders method of the library to compare Origin and Referrer headers with the active request.

$request should be the active WebRequest object. If you don't have a reference to it you can get it using

This validation should be done for every POST request. It can also be done for GET requests, however it isn't recommended as it will fail on the first request a client makes to the site.

Cookie validation

This approach should be used in conjunction with header validation and compares a posted value against a previously generated random token stored in a cookie on the client.

When you output a form tag include the CSRF cookie token:

When handling the post back, validate headers and the cookie:

Handling failures

If validation fails a CsrfViolationException is thrown which should be caught and handled appropriately.

All versions of module-csrfprotection with dependencies

PHP Build Version
Package Version
Requires rhubarbphp/rhubarb Version ^1.7.9
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